No problem, we've got 84372816 and 56090016 to multiply
84372816 × 56090016 = 56090016 × (84372816)
+ 56090016 × 6 that equals 336540096
+ 56090016 × 10 that results in 560900160
+ 56090016 × 800 producing 44872012800
+ 56090016 × 2000 resulting in 112180032000
+ 56090016 × 70000 that is equal 3926301120000
+ 56090016 × 300000 that equals 16827004800000
+ 56090016 × 4000000 what gives us 224360064000000
+ 56090016 × 80000000 giving us 4487201280000000

= 4732472599405056
